/usr/include/mapnik/hit_test_filter.hpp is in libmapnik-dev 2.2.0+ds1-6build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2011 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
#ifndef MAPNIK_HIT_TEST_FILTER_HPP
#define MAPNIK_HIT_TEST_FILTER_HPP
// mapnik
#include <mapnik/feature.hpp>
#include <mapnik/geom_util.hpp>
// boost
#include <boost/foreach.hpp>
namespace mapnik {
class hit_test_filter
{
public:
hit_test_filter(double x, double y, double tol)
: x_(x),
y_(y),
tol_(tol) {}
bool pass(feature_impl & feature)
{
BOOST_FOREACH(geometry_type & geom, feature.paths())
{
if (label::hit_test(geom, x_,y_,tol_))
return true;
}
return false;
}
private:
double x_;
double y_;
double tol_;
};
}
#endif // MAPNIK_HIT_TEST_FILTER_HPP
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